Photosynthesis Test: Ultimate MCQ Online Quiz For Grade 11

25 Questions | By Bmsscience | Updated: Sep 19, 2022 | Attempts: 11431

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Photosynthesis Test: Ultimate MCQ Online Quiz For Grade 11 - Quiz

. Do you know everything there is to know about Photosynthesis? Are you ready to take the ultimate Photosynthesis MCQs online test for Grade 11? Do you know what is the relation between photosynthesis and respiration? Do you know the various stages of photosynthesis? Check out our well-researched Photosynthesis quiz to test your knowledge and learn interesting facts. You can share this quiz with friends to see how much they know.

Questions and Answers

1.

Animal cells cannot carry out photosynthesis because they lack ___________________.
- A.
  
  Mitochondria
- B.
  
  Ribosomes
- C.
  
  Chloroplasts
2.

Cellular respiration and photosynthesis are similar in that both involve
- A.
  
  The production of sugars
- B.
  
  The release of O2 in the atmosphere
- C.
  
  None of the above
3.

What are carbon dioxide and water converted into as a result of photosynthesis?
- A.
  
  Glucose
- B.
  
  Oxygen and glucose
- C.
  
  Carbon dioxide
4.

Plants capture light energy from the sun and use it to convert carbon dioxide and water into food. This process is known as
- A.
  
  Photosynthesis
- B.
  
  Evaporation
- C.
  
  Transpiration
5.

Which of these describes photosynthesis?
- A.
  
  It requires energy from the sun
- B.
  
  It requires energy from food
- C.
  
  It releases energy from food
6.

Which of the following is provided directly by the sun to plants for photosynthesis?
- A.
  
  Energy
- B.
  
  Carbon dioxide
- C.
  
  Oxygen
7.

What is the main pigment in green plants?
- A.
  
  Chloroplasts
- B.
  
  Chlorophyll
- C.
  
  Ribosomes
8.

During photosynthesis, producers convert energy from the sun into __________.
- A.
  
  Electrical energy
- B.
  
  Chemical energy
- C.
  
  Mechanical energy
9.

Plants provide animals with _________________.
- A.
  
  Food and 02 (oxygen)
- B.
  
  Food
- C.
  
  Carbon dioxide
10.

Photosynthesis could not occur without which of the following?
- A.
  
  Sunlight
- B.
  
  Glucose
- C.
  
  Oxygen
11.

Why do some leaves turn from green to red, orange, or yellow in the fall?
- A.
  
  Chlorophyll changes colors in cool weather.
- B.
  
  Chlorophyll is broken down and is stored
- C.
  
  Chlorophyll leaks out of the leaves.
12.

Which plant pigment traps most of the light energy used in photosynthesis?
- A.
  
  Carotene
- B.
  
  Chlorophyll
- C.
  
  Betadine
13.

In an ecosystem, energy __________, and chemicals ____________ through
- A.
  
  Flows, cycles
- B.
  
  Cycles, flows
14.

What are the organelles that use sunlight to produce food in the process of photosynthesis?
- A.
  
  Ribosomes
- B.
  
  Chloroplasts
- C.
  
  Vacuoles
15.

In photosynthesis, chlorophyll traps _________________.
- A.
  
  Sunlight
- B.
  
  Carbon dioxide
- C.
  
  Oxygen
16.

During photosynthesis, producers convert energy from the sun into __________.
- A.
  
  Chemical
- B.
  
  Mechanical
- C.
  
  Kinetic
17.

In a plant cell, which organelle is the site of photosynthesis?
- A.
  
  Mitochondria
- B.
  
  Chloroplast
- C.
  
  Endoplasmic reticulum
18.

Why does chlorophyll make plants appear green?
- A.
  
  It converges green light
- B.
  
  It absorbs green light
- C.
  
  It reflects green light
19.

How is the sugar produced by photosynthesis used?
- A.
  
  Plants and animals use it for food
- B.
  
  Plants only use it for food
- C.
  
  Animals only use it for food
20.

In the above diagram, the plant captures light energy from the sun and uses it to convert carbon dioxide and water into food. The process of producing food in plants is known as:
- A.
  
  Photosynthesis
- B.
  
  Respiration
- C.
  
  Transpiration
21.

In photosynthesis, plant cells use _____________ to trap light energy and produce glucose.
- A.
  
  Respiration
- B.
  
  Ribosomes
- C.
  
  Chlorophyll
22.

Which of the following is provided directly by the sun to plants for photosynthesis?
- A.
  
  Carbon dioxide
- B.
  
  Oxygen
- C.
  
  Energy
23.

Which is the process plants use to make food?
- A.
  
  Respiration
- B.
  
  Carbon dioxide
- C.
  
  Photosynthesis
24.

What are the organelles that use sunlight to produce food in the process of photosynthesis?
- A.
  
  Ribosomes
- B.
  
  Vacuoles
- C.
  
  Chloroplasts
25.

Which substances are needed to make food in plants?
- A.
  
  Oxygen and water
- B.
  
  Glucose and oxygen
- C.
  
  Water and Carbon dioxide