MEDIUM
8th West Bengal Board
IMPORTANT
Earn 100

The terminal cells of nail and hair divide repeatedly and cause increase in length of nail and hair. Which organelle remains hyperactive in these cells?

Important Questions on Structure of Living Organism

MEDIUM
8th West Bengal Board
IMPORTANT
Environment and Science Class 8>Chapter 6 - Structure of Living Organism>Exercise 6>Q 5
Leucocytes digest and destroy pathogens inside themselves. During this period which organelle increase in number and why?
MEDIUM
8th West Bengal Board
IMPORTANT
Environment and Science Class 8>Chapter 6 - Structure of Living Organism>Exercise 6>Q 6
Which cell organelles are present in increased in number in cells of gastric glands secreting enzymes immediately after taking a meal?
HARD
8th West Bengal Board
IMPORTANT
Environment and Science Class 8>Chapter 6 - Structure of Living Organism>Exercise 6>Q 7
The movement of muscle cells of the intestinal wall is very low. But the movement of skeletal muscles is fast. Which cell organelle is greater in the muscle cells of the leg and hand?