The scientist who discovered the cell while examining a thin slice of cork under the microscope was
Robert Hooke
Anton van Leeuwenhoek
Matthias Schleiden
Theodor Schwann
Alexander Fleming
Correct answer is A
No explanation has been provided for this answer.
All animals are dependent on green plants because plants
shelter them from the excessive heat of the sun
protect them from enemies
are used to build houses and furniture
beautify their surroundings
manufacture food for animals
Correct answer is E
No explanation has been provided for this answer.
Which of the following statements is not associated with the theory of natural selection?
There is a struggle for existence
There is competition among the offspring
The weaker offspring are eliminated
Food and other needs are abundant
Nature selects those that survive to reproduce their kind
Correct answer is D
No explanation has been provided for this answer.
What is the significance of the bees' dance?
Warning signal
Presence of food
Mating signal by the male
Soaring the enemies away
Time for nuptial flight
Correct answer is B
No explanation has been provided for this answer.
evolution
adaptation
succession
aggregation
hibernation
Correct answer is B
No explanation has been provided for this answer.