Std 7 Science Chapter 4
16 Questions
| Total Attempts: 85
.
Questions and Answers
- 1.Which of the following in insectivorous?
- A.
Mushroom
- B.
Cuscuta
- C.
Nepenthes
- D.
Option 4
- 2.Which parts of the leaf control the rate of loss water to the air?
- A.
Midrib
- B.
Stomata
- C.
Vascular bundle
- D.
Option 4
- 3.Which of the following is a nutrient?
- A.
Protein
- B.
Vitamins
- C.
All of these
- D.
Option 4
- 4.Human being can be categorised as
- A.
Heterotrophs
- B.
Autotrophs
- C.
Parasites
- D.
Option 4
- 5.The food making process in plant is called as----
- A.
Glycolysis
- B.
Chemosynthesis
- C.
Photosynthesis
- D.
Option 4
- 6.Which parts of the plant is called it's food factory
- A.
Fruits
- B.
Leaves
- C.
Flowers
- D.
Option 4
- 7.Green pigment present in the leaves is called----
- A.
Hemoglobin
- B.
Globulin
- C.
Chlorophyll
- D.
Option 4
- 8.The raw materials for photosynthesis are
- A.
CO2
- B.
O2 water
- C.
N2 water
- D.
Option 4
- 9.Which one of the following is a parasite
- A.
Lichen
- B.
Cuscuta
- C.
Rhizobium
- D.
Option 4
- 10.------does not have organs like hand and mouth
- A.
Amoeba
- B.
Frog
- C.
Cow
- D.
Option 4
- 11.Leaves are the food factory. Of plant.
- A.
True
- B.
False
- 12.Food is essential for all living organism
- A.
True
- B.
False
- 13.Water come into leaves through stomata in the form of vapour
- A.
True
- B.
False
- 14.Algae are saprotrophs
- A.
True
- B.
False
- 15.Cuscuta is a parasite
- A.
True
- B.
False
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