Which of the following food habits should we follow in order to avoid wastage of food?
(a) Leaving uneaten food in our meals
(b) 'Eat to live' and not 'live to eat'
(c) Raw foods such as pulses, grains should be stored properly
(d) Food should not be cooked in excess.
(A) should be the correct option .
Refer to the given figures X and Y; and select the incorrect statement regarding them.
A In X, stem is modified to form tendril whereas in Y leaf is modified to form tendril.
B Both X and Y are weak-stemmed plants.
C X type tendrils are also found in passion flower whereas Y type tendrils are also found in Gloriosa.
D In X, leaf is modified to form tendril whereas in Y, stem is modified to form tendril.
The structure marked as X in the given figure is not involved in ______.
A Gaseous exchange during photosynthesis
B Gaseous exchange during respiration
C Evaporation of water during transpiration
D None of these
Find the missing number, if same rule is followed in all the three figures.
how to solve
Plant cell does not burst in a hypotonic solution because ________.
A Its cell sap is more concentrated
B Its cell wall resists bursting
C Its cell sap is rich in cellulose
D It does not have lysosomes
Which of the following curves would be obtained on heating solid naphthalene to a temperature which is above its melting point?
In the given figure, showing the ultrastructure of a plant cell, identify the parts marked as P and Q and select the correct option regarding these.
(i) Part P helps in osmoregulation.
(ii) Cellular respiration occurs in part Q.
(iii) Synthesis of sugars occurs in part Q.
(iv) Part P provides colour to flowers and fruits.
A (i) and (ii) only
B (i) and (iii) only
C (iii) and (iv) only
D (ii) and (iv) only
The figure is not clear for the students to identify the organelle