EASY
10th CBSE
IMPORTANT
Earn 100

"All plants give out oxygen during the day and carbon dioxide during the night." Do you agree with this statement? Give reason.

Important Questions on Life Processes

HARD
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Short Answer Type Questions>Q 38
How do the guard cells regulate opening and closing of stomatal pores?
HARD
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Short Answer Type Questions>Q 39
Two green plants are kept separately in oxygen-free containers, one in the dark and the other in continuous light. Which one will live longer? Given reasons.
HARD
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Short Answer Type Questions>Q 40
If a plant is releasing carbon dioxide and taking in oxygen during the day, does it mean that there is no photosynthesis occurring? Justify your answer.
EASY
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Short Answer Type Questions>Q 41
Why do fishes die when taken out of water?
MEDIUM
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Short Answer Type Questions>Q 42
Differentiate between an autotroph and a heterotroph.
MEDIUM
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Short Answer Type Questions>Q 43
Is 'nutrition' a necessity for an organism? Discuss.
EASY
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Short Answer Type Questions>Q 44
What would happen if green plants disappear from earth?
MEDIUM
10th CBSE
IMPORTANT
NCERT EXEMPLAR PROBLEMS-SOLUTIONS SCIENCE Class X>Chapter 6 - Life Processes>Short Answer Type Questions>Q 46
How does aerobic respiration differ from anaerobic respiration?