HARD
10th CBSE
IMPORTANT
Earn 100

Draw the diagram of cross-section of a leaf and label the chloroplast and cuticle.

Important Questions on Life Processes

MEDIUM
10th CBSE
IMPORTANT
A gas is released during photosynthesis. Name the gas and also state the way in which the gas is evolved.
MEDIUM
10th CBSE
IMPORTANT
In a certain group of plants, stomata remain closed during the day. How is food synthesised by such plants? Also, name them.
HARD
10th CBSE
IMPORTANT
Draw a well labelled diagram of human alimentary canal and label the following parts:
(i) Liver (ii) Pancreas (iii) Small intestine (iv) Large intestine
HARD
10th CBSE
IMPORTANT

Draw a diagram of human excretory systems and label the part,
(i) In which urine is produced. (ii) Which stores the urine. (iii) Which connects (i) and (ii). (iv) Which urine is passed out.

MEDIUM
10th CBSE
IMPORTANT
Name the factors on which the amount of water reabsorbed along the tubular part of nephron depends?
HARD
10th CBSE
IMPORTANT
Draw a sectional view of the human heart and label them:
(i) Pulmonary artery (ii) Right ventricle (iii) Vena cava (iv) Pulmonary vein.
MEDIUM
10th CBSE
IMPORTANT
Why do ventricles have thicker and more muscular walls than the atria?
MEDIUM
10th CBSE
IMPORTANT
Explain ascent of sap in plants.