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Ecology Quiz Biology

Ecology Quiz Biology

Ecology is the scientific study of the distribution and abundance of organisms, the interaction among organisms, and the interactions between organisms and their abiotic environment. Ecologists try to understand the inner workings of natural ecosystems and the species they contain.

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Quiz Questions And Answers

Most highly intelligent mammals are

whales
dolphins
elephants

Plant development is influenced by

quality of light only
quality and quantity of light
quality and duration of light
quality, quantity and duration of light

Prokaryotic cells lack

nucleolus
nuclear membrane
membrane bound by organelles
All of these

Photosynthesis takes place faster in

yellow light
white light
red light

Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by

Robert Hooke
Robert Brown
Rudolf Virchow
Theodore Schwann

Primary phloem develops from

lateral meristem
protoderm
extrastelar cambium
provascular tissue

Other than spreading malaria, anopheles mosquitoes are also vectors of

dengue fever
filariasis
encephalitis
yellow fever

Plants that grow in saline water are called

halophytes
hydrophytes
mesophytes
thallophytes

Pyorrhoea is a disease of the

nose
gums
heart

O2 released in the process of photosynthesis comes from

CO2
water
sugar

Placenta is the structure formed

by the union of foetal and uterine tissue
by foetus only
by fusion of germ layers

Plants hormone that induces cell division is

auxins
gibberellins
kinins

Neurospora is used as genetic material because

it has short life cycle of 10 days
the product of single meiosis can be easily analysed
is a diploid fungus

Phloem is a tissue found in

reproductive organs of animals
plants
insects

N2 content is kept constant in the biosphere due to

N2 fixation
industrial pollution
nitrogen cycle
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