NCERT Nutrition in Plants Objective Questions
NCERT Nutrition in Plants Objective Questions
Class: 7 | Subject: Science
Section: Nutrition in Plants and Animals
Topic: Nutrition in Plants
Based on NCERT | As per CBSE Board Examination Pattern
Section: Nutrition in Plants and Animals
Topic: Nutrition in Plants
Based on NCERT | As per CBSE Board Examination Pattern
Instructions: These Multiple Choice Questions (MCQs) are designed strictly as per the NCERT syllabus, making them ideal for CBSE Class 7 Science exams standard.
1. The process of taking nutrients by plants is called:
Answer: B. Nutrition
Nutrition is the process by which organisms obtain and utilize food for growth and energy.
2. Green plants are called producers because they:
Answer: B. Produce their own food
They synthesize food through photosynthesis, forming the base of food chains.
3. Chloroplasts are found in:
Answer: B. Leaves
Chloroplasts contain chlorophyll needed for photosynthesis.
4. Carbon dioxide enters leaves through:
Answer: B. Stomata
Stomata allow exchange of gases for photosynthesis.
5. The main product of photosynthesis is:
Answer: B. Glucose
Glucose is the food synthesized, later stored as starch.
6. Which plant shows parasitic nutrition?
Answer: B. Cuscuta
It depends on host plants for nutrition.
7. Mushroom belongs to:
Answer: C. Saprotrophs
They feed on dead organic matter.
8. Which insectivorous plant traps insects?
Answer: B. Pitcher plant
It traps insects to obtain nitrogen.
9. Symbiotic nutrition is seen in:
Answer: A. Lichens
Algae and fungi live together benefiting each other.
10. Water is absorbed by:
Answer: C. Root hairs
They increase surface area for absorption.
11. Photosynthesis requires:
Answer: A. Sunlight
Solar energy drives the process.
12. Xylem transports:
Answer: B. Water
From roots to leaves.
13. Phloem transports:
Answer: C. Food
Prepared food moves to all parts.
14. Test for starch uses:
Answer: A. Iodine
Turns blue-black in starch presence.
15. Oxygen released is:
Answer: B. By-product
Released after splitting water.
16. Desert insectivorous plants lack:
Answer: B. Nitrogen
They trap insects to obtain it.
17. Ultimate food source:
Answer: B. Sun
All food chains begin with solar energy.
18. Nutrition in animals:
Answer: B. Heterotrophic
Animals depend on plants/others.
19. Chlorophyll traps:
Answer: B. Sunlight
Energy absorbed drives food synthesis.
20. Mode of nutrition in algae:
Answer: A. Autotrophic
Algae perform photosynthesis.