Phyllotaxy is the arrangement of leaves on the stem. Three types of phyllotaxy are shown in the figure. Which of the following is the correct option?
The given graph shows the amount of food eaten by a mealworm beetle at different stages in its life. The stages are not in an order but it is known that stage X comes after stage Y. Select the correct arrangement of different stages of the beetle.
AY → W → X → Z
BY → Z → W → X
CY → X → W → Z
DW → Y → Z → X
Container (i) : copper coin and iron nail
Container (ii) : steel nail and aluminium earring
Container (iii) : marble and gold coin
Container (iv) : nickel coin and steel nail
She can use a magnet to separate the objects in containers __________ .
(A) (i) & (ii)
(B) (i), (ii) & (iii)
(C) (i), (ii) & (iv)
(D) (i), (ii), (iii) & (iv).
it should be option b?
Read the given statement and select the option that correctly fills the blanks (i), (ii),(iii) and (iv).
The set of temporary teeth has total __(i)__ teeth in which __(ii)__ teeth are absent while the set of permanent teeth has __(iii)__ teeth in each jaw and includes __(iv)__ molars in each jaw.
A(i) - 20, (ii) - premolar, (iii) - 16, (iv) - 6
B(i) - 20, (ii) - premolar, (iii) - 32, (iv) - 12
C(i) - 32, (ii) - molar, (iii) - 20, (iv) - 6
D(i) - 32, (ii) - molar, (iii) - 16, (iv) - 12
why not B
If P represents the fibre and Q represents the fabric, find out the correct order in which Q is made from P .
(A) P, weaving, spinning, obtained from plant, yarn, Q
(B) P, obtained from plant, spinning, weaving, yarn, Q
(C) P, obtained from plant, spinning, yarn, weaving, Q
(D) None of the above.
Study the given graph carefully. What is the aim of
A To see if water is needed for plant growth.
B To see if different amount of water affect the growth of seedlings.
C To prove that plants grow taller over time.
D To show that water is needed for germination of seeds.
Which of the following statements holds true about the kind of fertilization as shown in the given figure?
A The female lays hundreds of gametes.
B The female gametes are laid directly on cluster of floating male gametes.
C The male gametes are immobile whereas female gametes can swim in water with the help of long tail.
D Zygote receives chromosomes unequally from the parents, depending upon the number of gametes present in water.