Aquatic animals in which fertilisation occurs in water are said to beAviviparous without fertilisationBoviparous with external fertilisationCviviparous with internal fertilisationDoviparous with internal fertilisation

Which of the following is associated with animals that have internal fertilization?Multiple choice question.Release of hundreds of millions of egg and sperm into seawater upon spawningUse of lunar cycles to time gamete releaseElaborate courtship rituals

In which of the following types of animals does fertilization take place following the release of male and female gametes into the environment?Multiple choice question.Aquatic animalsTerrestrial animals

State an important function of the following:i. Oviduct ii. Umbilical cordQ.3 Give an example of an oviparous animal showing internal fertilization.Q.4 Identify A and B in the flowchart given below:Zygote  A  B  Human baby.Q.5 Mark true (T) or false (F) and correct the false statements:i. Budding is a mode of asexual reproduction in which the parent cell splits into identical twodaughter cells.ii. Seminal vesicles are paired glands attached to the vas deferens.iii. Sperm is bigger in size as compared to an ovum.iv. Babies which develop by IVF are called test tube babie

All fertilization requiresa) an internal environment.b) an external environment.c) critical timing.d) a developed reproductive system

Identify the first step of fertilization in terrestrial animals.Multiple choice question.Fusion of nucleiSperm penetration and membrane fusionEgg activationCleavage