Shell of egg is leathery in appearance in___________?

Related Mcqs:

1. Thick, waxy & leathery cuticle around leaves is present in___________?

   A. Hydrophytes
   B. Mesophytes
   C. Xerophytes
   D. Halophytes

2. The single healthy megaspore retained within the megasporangium germinates to form an egg containing female gaemtophyte called______________?

   A. Ovule
   B. Seed
   C. Fruit
   D. Embroyo sac

3. The process in which a sperm joins with an egg is__________?

   A. Pollination
   B. Respiration
   C. Fertilization
   D. Asexual reproduction

   Submitted by: Mir Hassan

4. The Process of egg formation in the female is called ________?

   A. oocyte
   B. oogenesis
   C. Oviduct
   D. None of these

   Submitted by: Fida ur rahman

5. Diatom frustule/ shell is made of_____________?

   A. Silica
   B. Calcium carbonate
   C. Manesium carbonate
   D. Both B. and C.

6. Notochord is present throughout life in___________?

   A. Urochordates
   B. Cephalochordates
   C. Chordates
   D. Vertebrates

7. In bryophytes fertilization takes place in___________?

   A. Antheridia
   B. Archegonia
   C. water
   D. Ovule

8. In an annelids, the contraction of circular muscle results in___________?

   A. Lengthening of the body.
   B. Shortening of the body.
   C. Widening of body
   D. Thinning of body

9. Formation of heat shock proteins in plants results in___________?

   A. Elevation of temperature in cold conditions.
   B. Embracing the enzymes and other proteins and prevent their denaturation.
   C. Change the chemical nature of other proteins thus making them heat resistant.
   D. Help in evaporative cooling.

10. Earthworm lives in___________?

    A. sea water
    B. moist soil
    C. fresh water
    D. none of these

    Submitted by: Maryam Aftab