Natural Selection and Adaptations Flashcard

Front

What environmental pressure might be an advantage for desert plants that bloom after dark?

Back

There is an increase in the population of nocturnal pollinators

Front

Xylem is a plant tissue made up of elongated cells stacked end to end the length of the plant’s stem. Which function is xylem specifically adapted to perform in plants?

Back

Transport water from roots to leaves

Tags

NGSS.MS-LS2-3

Front

Leopard seals are animals adapted to survive in the freezing conditions of Antarctica. Which variation would give a leopard seal the greatest chance of surviving in its harsh environment? Options: More spots on its coat, Thicker layer of blubber, More elongated head, Wider, flatter teeth.

Back

Thicker layer of blubber

Tags

NGSS.MS-LS4-4

Front

If prey becomes more scarce, which variation would provide an advantage to mountain lions? Options: A spotted coat, Short fur, Long legs, Abundant whiskers.

Back

Long legs

Tags

NGSS.MS-LS4-4

Front

A farmer wants to increase the amount of food produced by corn crops. If the farmer selectively breeds the plants, for which trait should the farmer select? Options: Taller stems, Deeper roots, Resistance to pesticides, More cobs on plant

Back

More cobs on plant

Tags

NGSS.MS-LS4-4

Front

Environmental change affecting survival of darker moths on birch trees.

Back

Birch trees become covered in black ash from nearby factories.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Front

What is meant by Natural Selection?

Back

An organism with adaptations that allow it to obtain resources and reproduce more effectively than others will survive.

Tags

NGSS.MS-LS4-4

Front

Which best describes an adaptation?

Back

A trait that helps an organism to survive in its environment.

Tags

NGSS.MS-LS4-4

Front

Variation

Back

The different ways that traits are expressed in a population.

Tags

NGSS.MS-LS4-4

Front

Species

Back

Organisms of the same kind that can reproduce with one another.