The females of placental mammals exhibit cyclical changes in the activities of ovaries and accessory ducts as well as hormones during the reproductive phase. In non-primate mammals it is known as
A. Oestrus cycle
B. Menstrual cycle
C. Reproductive cycle
D. Sexual cycle
There are various types of reproduction. The type of reproduction adopted by an organism depends on:
A.The habitat and morphology of the organism
B.Morphology of the organism
C.Morphology and physiology of the organism
D.The organism’s habitat, physiology and genetic makeup
Non-flagellate spores are called conidia. In which organism they are seen?
A. Penicillium
B. Hydra
C. Chlamydomonas
D. Amoeba
Development of zygote taking place outside the body is called?
A. Viviparous
B. Oviparous
C. Omnivorous
D. Surrogacy
Parthenogenesis is the development of an organism directly from:
A.Female gametes
B.Vegetative cells
C.Fertilized ovum
D.None
Which type of stem modification is seen in banana?
A.Stem tuber
B.Bulb
C.Corn
D.Rhizome
In which of the following, gametes are released in the surrounding medium
A.Fishes
B.Amphibians
C.Earthworm
D.Both A and B
Find the monoecious plant
A.Coconut
B.Cucurbits
C.Both A and B
D.Papaya
If the gametes are similar in their appearance they are called as
A.Anisogametes
B.Isogametes
C.Homogametes
D.Both B and C
In which of the following mammal Oestrus cycle is absent:
A.Cow
B.Horse
C.Monkey
D.Rabbit