LS1-4

The mating season for white-tailed deer is just two to three months long. Male deer grow antlers before each breeding season. They use their antlers to fight each other to establish dominance in bachelor herds and earn the right to mate with certain females. Scientists claim that this aggressive behavior increases the chances of successful reproduction for the entire deer population. Which statement best supports this claim?

• Healthier male deer are able to grow larger antlers.

• Healthier males are better able to protect their young.

• This behavior extends the length of the mating season.

• This behavior gives healthier males a better chance to mate.

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-4

Analyze: Which of the following is not an animal behavior that increases reproduction?

• An entire elephant herd raising one baby elephant

• A bird strategically building a nest in a safe area

• A flock of geese flying south for the winter

• A robin singing to get a mate

Tags

NGSS.MS-LS1-4

After fertilization what does the ovule develop into?

• Fruit
• Bud
• Seed
• Flower

Pollen comes from the male or female parts of the flower?

• male
• female

I am a flower that produces nectar. What is the function of the nectar?

• To provide food for the flower
• To attract pollinators
• To attract animals to disperse the fruits
• To produce perfumes for Man

Tags

NGSS.MS-LS2-2

Brightly colored parts of flowers that attract insects.

• petals
• pistils
• stamen
• filaments

Tags

NGSS.MS-LS1-4

What are the four ways a plant attracts pollinators?

• Smell, Color, Petals, Food

• Smell, Pistils, Stamens, Food

• Smell, Pollen, Candy, Salt

• Smell, Food, Color, Money

How are shorea seeds dispersed?

• By wind

• By animal

• By splitting

• By water

Why are shorea seeds able to be dispersed by the wind?

• It is light and has wing-like structure

• It has hooks to hook onto the fur of animals

• It has a fibrous husk that makes it float

• It has dry pods that split open

Tags

NGSS.MS-LS1-4

How are bur seeds dispersed?

• By wind

• By animal

• By splitting

• By water