Practice Questions

TLS Online TPP Program

#Question id: 12310

Which of the following statements about evolution of behavior is correct?

#Unit 10. Ecological Principles

Natural selection will favor behavior that enhances survival and reproduction
An animal may show behavior that maximizes reproductive fitness.
If a behavior is less than optimal, it is not completely evolved but will eventually become optimal.
A and b both

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TLS Online TPP Program

#Question id: 112

#Unit 1. Molecules and their Interaction Relevant to Biology

The major groups of lipids can be separated by silicic acid column chromatography by eluting with

TLS Online TPP Program

#Question id: 5469

#Unit 8. Inheritance Biology

Breeding experiment was performed on pure lines of tomatoes differing in fruit weight. The plants were all grown in a controlled environment chamber providing equal environmental conditions for all individuals as far as humanly possible. The results were as follows:

a) One dominants polygene contribution?

b) What will be frequency of 20 g in F2 CLASSES?

c) Number of polygene loci for this character.

TLS Online TPP Program

#Question id: 15262

#Unit 2. Cellular Organization

A media which makes easier to distinguish colonies of the desired organism from other colonies growing on the same plate.

TLS Online TPP Program

#Question id: 10769

#Unit 8. Inheritance Biology

In merabilis jalapa plant red plant RR Cross with white plant rr. In F1 generation the phenotype obtained was Rr Pink. Which type of cross it is

TLS Online TPP Program