Chapter 8 Plants Part 3 Quiz

1. What do the leaves on a Fern look like?

The leaves are long and ribbon-like

The leaves are smooth and broad

The leaves are needle-like and pointy

The leaves are divided into many small parts that look like smaller leaves.

Fern leaves are known for their distinct appearance of being divided into smaller parts, resembling smaller leaves.

Explanation

Fern leaves are known for their distinct appearance of being divided into smaller parts, resembling smaller leaves.

2. What is the venation pattern shown in the image below?

This is a dichotomous venation pattern.

This is a pinnate venation pattern.

This is a parallel venation pattern.

This is a reticulate venation pattern.

The correct answer is 'This is a pinnate venation pattern.' In pinnate venation, the veins run parallel to each other along the midrib or main vein of the leaf.

Explanation

The correct answer is 'This is a pinnate venation pattern.' In pinnate venation, the veins run parallel to each other along the midrib or main vein of the leaf.

3. What type of venation pattern is shown in the image?

This is a pinnate venation pattern.

This is a parallel venation pattern.

This is a dichotomous venation pattern.

This is a reticulate venation pattern.

The correct answer is that the image shows a parallel venation pattern where the veins run parallel to each other. Reticulate venation pattern consists of a network of veins, dichotomous venation pattern shows a Y-shaped branching pattern, and pinnate venation pattern has one main vein extending along the center with smaller veins branching off.

Explanation

The correct answer is that the image shows a parallel venation pattern where the veins run parallel to each other. Reticulate venation pattern consists of a network of veins, dichotomous venation pattern shows a Y-shaped branching pattern, and pinnate venation pattern has one main vein extending along the center with smaller veins branching off.

4. Ferns...Where is the stem on a Fern? What direction do the leaves grow in? What direction do the roots grow in?

The stem on a Fern grows underground. The leaves grow upward and the roots grow downward.

The stem on a Fern grows underwater. The leaves grow in all directions and the roots grow sideways.

The stem on a Fern is absent. The leaves grow sideways and the roots grow upwards.

The stem on a Fern grows above ground. The leaves grow downwards and the roots grow sideways.

Ferns have unique characteristics such as an underground stem, upward-growing leaves, and downward-growing roots. This distinguishes them from other types of plants.

Explanation

Ferns have unique characteristics such as an underground stem, upward-growing leaves, and downward-growing roots. This distinguishes them from other types of plants.

5. How are the flower petals of monocots and dicots different?

Monocots have flower petals in a random arrangement, while dicots have petals in a spiral formation.

Monocots have five layers of flower petals, while dicots have three layers.

Monocots have petals that are brightly colored, while dicots have petals that are dull in color.

For a monocot the flower petals grow in layers of three, for a dicot the the flower petals grow in layers of four or five.

Monocots and dicots differ in the number of layers of flower petals they possess, with monocots typically having petals in multiples of three and dicots having petals in multiples of four or five.

Explanation

Monocots and dicots differ in the number of layers of flower petals they possess, with monocots typically having petals in multiples of three and dicots having petals in multiples of four or five.

6. Monocots and Dicots...How are the leaves different?

B. Monocots and dicots both have parallel veins.

C. Monocots and dicots both have branched veins.

A. Monocots have branched veins while dicots have parallel veins.

On a monocot the leaves have parallel veins, and on a dicot the veins are branched.

D. Monocots have no veins while dicots have parallel veins.

Monocots and dicots can be distinguished by the venation pattern in their leaves, with monocots having parallel veins and dicots having branched veins. Option A is incorrect as it states the opposite of the correct answer. Option B is incorrect as it falsely claims that both monocots and dicots have parallel veins. Option C is incorrect as it incorrectly states that both have branched veins. Option D is incorrect as it presents an extreme and inaccurate statement about the veins in monocots and dicots.

Explanation

Monocots and dicots can be distinguished by the venation pattern in their leaves, with monocots having parallel veins and dicots having branched veins. Option A is incorrect as it states the opposite of the correct answer. Option B is incorrect as it falsely claims that both monocots and dicots have parallel veins. Option C is incorrect as it incorrectly states that both have branched veins. Option D is incorrect as it presents an extreme and inaccurate statement about the veins in monocots and dicots.

7. How is the stem different between monocots and dicots?

In monocots, the stem has concentric rings of tissue, while dicots have a scattered arrangement.

On a monocot the tissue on the stem is scattered, and on a dicot the tissue is in bundles.

Monocots have a thick stem with vascular bundles, while dicots have a thin stem lacking vascular tissue.

In monocots, the stem is solid, while dicots have a hollow stem.

Monocots and dicots are two different classes of flowering plants that are distinguished by various characteristics, including the arrangement of tissues in the stem. Monocots have scattered vascular tissue in the stem, while dicots have vascular bundles arranged in a ring. These differences in stem structure contribute to the classification and growth patterns of these plant types.

Explanation

Monocots and dicots are two different classes of flowering plants that are distinguished by various characteristics, including the arrangement of tissues in the stem. Monocots have scattered vascular tissue in the stem, while dicots have vascular bundles arranged in a ring. These differences in stem structure contribute to the classification and growth patterns of these plant types.

8. Monocots and Dicots...How are the seeds different?

Both monocots and dicots have the same number of cotyledons in their seeds.

Dicots have no cotyledons in their seeds while monocots have multiple cotyledons.

On a monocot there is only one cotyledon in the seed and on a dicot there are two or more cotyledons in a seed.

Monocots have two or more cotyledons while dicots have only one cotyledon in a seed.

Monocots and dicots are distinguished by the number of cotyledons present in their seeds, with monocots having one and dicots having two or more. This characteristic is an important feature used in classifying plants into these two categories.

Explanation

Monocots and dicots are distinguished by the number of cotyledons present in their seeds, with monocots having one and dicots having two or more. This characteristic is an important feature used in classifying plants into these two categories.

9. What is the process of spores in gymnosperms?

Spores are directly transformed into seeds.

Asexual reproduction through mitosis.

Spores remain dormant until they are eaten by animals.

This process is when the wind and water carry spores, if the spore's land is moist it developes into a gametophyte which grows to be a plant on the ground.

Gymnosperms reproduce through the dispersal of spores by wind and water, which then develop into gametophytes if they land in a suitable environment. The correct answer describes this process.

Explanation

Gymnosperms reproduce through the dispersal of spores by wind and water, which then develop into gametophytes if they land in a suitable environment. The correct answer describes this process.

10. What is the difference between a compound leaf and a simple leaf?

A compound leaf has serrated edges, while a simple leaf has smooth edges.

The difference between a simple leaf and a compound leaf is that a simple leaf has one leaflet, and a compound leaf has two or more leaflets.

A compound leaf has one leaflet, while a simple leaf has multiple leaflets.

A simple leaf has two or more leaflets, while a compound leaf has one leaflet.

The correct answer describes the key distinction between a simple leaf and a compound leaf, which is based on the number of leaflets present on each type of leaf.

Explanation

The correct answer describes the key distinction between a simple leaf and a compound leaf, which is based on the number of leaflets present on each type of leaf.