A jogger inside a railway tunnel at a constant speed hears a train approaching the tunnel from behind at a speed of 30 km/hr, when he is one third of the away inside the tunnel. Whether he keeps running forward or turns back, he will reach the end of the tunnel at the same time the train reaches that end. The speed of the running man is

TLS Online TPP Program

#Question id: 10836

#Unit 10. Ecological Principles

Which of the following is an example of a plant morphological defence?

TLS Online TPP Program

#Question id: 10837

#Unit 10. Ecological Principles

Milkweeds contain

TLS Online TPP Program

#Question id: 10838

#Unit 10. Ecological Principles

Fighting over shared resources is called

TLS Online TPP Program

#Question id: 10839

#Unit 10. Ecological Principles

Which of the following statements about plants and herbivores is true?

TLS Online TPP Program

#Question id: 10840

#Unit 10. Ecological Principles

Why are monarch butterfly’s toxic?

TLS Online TPP Program

#Question id: 10841

#Unit 10. Ecological Principles

An animal that is cryptically coloured probably