Which stage of a plant's life cycle produce eggs and sperms?

The fertilized egg is called _____________.

When a male and female structure combine, it is called ______________________.

Which stage of the moss life cycle is represented by the picture?

Mosses produce _________ in order to reproduce.

The capsule at the end of a moss contains ____________________.

The sporophyte stage of a moss is represented by

The gametophyte stage of a moss is represented by

What stage of the gymnosperm and angiosperm lifecycle is the plant?

The process of transferring pollen from male reproductive structures to female reproductive structures in plants is called __________.

Plants can reproduce sexually by using their roots, stems, or leaves.

Pine, fir, and spruce trees do not have flowers with pistils and stamens, so they reproduce using _________________.

A conifer is a type of tree that produces _______________.

What characteristic do gymnosperms share?

Caroline and her family often visit northern New Mexico during their summer vacation, and she likes observing the pine cones that fall from the Ponderosa pines. She learns that gymnosperms have adaptations that help them to reproduce. Choose the correct word to finish the sentence.

The female cone has a sticky substance on the outside and a(n)   ________       inside it.

Caroline and her family often visit northern New Mexico during their summer vacation, and she likes observing the pine cones that fall from the Ponderosa pines. She learns that gymnosperms have adaptations that help them to reproduce. Choose the correct word to finish the sentence.

The the male cones have  ______  pollen that can blow.

All angiosperms

The male structure of a flower is called ________________.

The female part of a flower is _________________.

A flower’s ________ attract insects so that the plant can be fertilized.

Pollen grains are produced by ________________.

The stalk that supports or holds up the anther is the ______________.

Which amongst these is NOT a part of pistil?

This stalk supports the stigma.

Which of the following statement is true about the reproduction of angiosperms?

What part of a flower becomes fruit?

A fruit, like an orange or an apple, sometimes forms around a seed to ________________.

The ________ is the young plant that develops from a fertilized egg.

What is the function of nectar?

A flower is pollinated when

The purpose of seed dispersal is for the seeds to __________.

How are dandelion seeds dispersed?

How are raspberries dispersed?

State the method of dispersal for this seed/ fruit.

Lightweight seeds are most often dispersed by ____________________.

It is the development of a seed into a plant.

Choose each sentence that is true about germination.

The way an organism reacts to changes in its internal conditions or external environment is _______________.

An innate behavior can be described by which of the following?

The first time a bird builds a nest, the bird builds the nest perfectly. This kind of behavior is an example of

Choose the letter of each behavior that is an instinct.

Ethan vacationed with his family in Florida and had the opportunity to observe sea turtles hatching. After breaking out of their shells, the young hatchlings headed toward the ocean as quickly as possible. What kind of behavior were the hatchlings exhibiting?

Which of these is a LEARNED behavior?

Behavior almost always helps an animal

What are mating systems?

The male peacock uses these spectacular tail feathers in a display to try to attract the attention of females of the same species, and to try to find a mate. What is this called?

What is the function of courtship behavior for an animal?

Animals communicate for various reasons, but one main reason is for reproduction. In what ways do animals communicate with other members of their species with the goal of reproduction? Choose the three that apply.

Some animals release a ____________________, or chemical signal, that enables them to distinguish members of their own group from members of other groups.

Pheromones from one species of moth usually attract

An area that animals set up and defend for the purpose of feeding, mating, and raising young is called ________________.

Threatening behavior that one animal uses to intimidate or dominate another is called ____________________.

Which statement about fertilization strategies is true?

Most animals that exhibit external fertilization

Carolina saw a picture showing fish in a group, and as she looked at the image, she realized what was occurring as she’d recently learned about it in class. Look at the image. Choose the correct words to finish the sentence.

This image shows an example of   __________________.

If the the eggs get fertilized by external fertilization they will

Where do the sperm and egg meet in internal fertilization?

A benefit of internal fertilization would be that

A group of closely related animals of the same species can work together in a highly organized way to increase their chances for survival and reproducing. This is called ________________ behavior.

Which of the following is a benefit of living in a group?

Daniel reads about survival and reproductive strategies of animals. He is surprised at the complexity of behaviors different kinds of animals practice. He is especially interested in the musk ox. A group of musk oxen protects their young by forming a circle around them. The adult oxen stand with their heads outward to face an enemy. The young remain protected within the circle. Choose the correct words to finish the sentence.

This is an example of a   __________  in which the musk oxen help protect the  ______________     of the other group members.

A group of animals move from one place to another to find food or to mate. What is this behavior called?

Daniel reads about survival and reproductive strategies of animals. He is surprised at the complexity of behaviors different kinds of animals practice. He is especially interested in the musk ox. Migratory behaviors are another reproductive strategy practiced by the musk ox. Migration is the regular, seasonal journey from one place to another and then back again. For what reasons do animals migrate? Choose the three that apply.

Canada geese fly south in fall to find food. In spring they fly back up north to have their young. What type of behavior is this?

What is the best definition of hibernation?

In winter, a bat stays in its cave, and its body temperature drops, its heart rate slows to a fraction of its normal rate, and it is barely breathing. What is this behavior called?

Hibernation gives animals which of these benefits?

This behavior happens when an animal forms an attachment to a place or an organism within a specific time period after birth or hatching.

If a dog starts salivating when a bell is rung, because he associates the bell with receiving a treat, this behavior is called __________________.

While out hiking in the woods, Ian sees several wild grapevines wrapped around some tree trunks and branches. He notices the broad leaves and curling, forking tendrils of the vines that loop around the tree branches. This makes him think about the factors that influence the way things grow. Which factors contribute to the way organisms grow and develop? Choose the three that apply.

Choose the factors that determine how organisms grow.

Which is NOT a stimulus that can trigger tropisms in plants?

Internal stimuli are chemicals, called ____________________ that a plant produces

Auxins are responsible for _____________ of a plant

What is tropism?

What makes a tropism positive or negative?

A grapevine coiling around a fence post is an example of

An example of a negative plant tropism is

The roots have negative ________________.

What type of tropisms is exhibited by the root of a plant growing down?

The picture shows an example for ______________.

Poison Ivy growing on a tree by touch is an example of _______________.

Stem has ___________________.

What type of tropism is occurring here?

What is phototropism?

A period of a plant when is does NOT grow is called __________________.

Choose the processes that apply to dormancy.

When does dormancy occur?

As fall arrived, Steven saw that many homes had chrysanthemums planted in their flowerbeds. Their golden colors always signal the oncoming fall season. Many plants respond to seasonal changes. Why might a plant such as a chrysanthemum bloom during the fall?

As fall arrived, Steven saw that many homes had chrysanthemums planted in their flowerbeds. Their golden colors always signal the oncoming fall season. Many plants respond to seasonal changes. In fall, certain kinds of trees lose their leaves and enter a period of dormancy. Define dormancy and give one reason why it may occur. Which are processes that occur when a tree enters dormancy?

________________________ involves two parents and produces offspring different from parents.

Which of the following are correct of asexual reproduction? Choose all that apply.

Fill in the blank with a word that correctly completes the sentence. Flatworms have a remarkable ability to generate a whole body from any small piece. This multi-headed worm will split apart and grow into several complete, separate individuals.

Offspring that are genetically identical to the parent are produced by _________ reproduction.

Starfish can asexually reproduce by producing offspring from a broken piece of the parent organism. This is an example of __________________.

A small growth on an organism that splits and grows into a new organism in the process of _______________.

After fertilization, the zygote develops first into an ____________.

The female sea turtle lays eggs that have a ________________.

How is a reptile egg different from an amphibian egg?

What is one way in which a reptile’s egg is adapted to survive on land?

What type of birth is typical for most mammals?

Which mammal lay eggs?

Which type of mammals lay eggs?

Where does a placental mammal develop before its body systems can function independently?

The function of the placenta is to

Mammals that live in a pouch until they are mature are known as ________________.

What is the structure that acts as temporary organ to allow exchange of substances between mother and fetus.

Which of these is NOT a stage in complete metamorphosis?

What stage of the insect's life does this picture show?

What hatches from an insect's egg?

Insect larvae are specialized for

What happens during metamorphosis?

Which happens LAST in an insect's life cycle?

The butterfly shows complete metamorphosis because it has ______.

Select all of the life cycle stages that a butterfly goes through.

Molting occurs during the gradual metamorphosis of an insect whenever

The process that amphibians undergo from larva to adult is called _______________.

Which is the correct order for the life cycle of a frog?

At which stage of the frog's life cycle does the animal depend on gills to breathe?

Ava had a pet goldfish, and she loved feeding it and watching it swim around in its bowl. After four months, she noticed that her fish hadn’t grown much, so she looked up information about caring for goldfish. She learned that unless she made changes, her goldfish would remain small. Look at the picture, and choose the correct words to finish the sentence.

The image shows an example of a(n) ________________ affecting her fish’s growth.

Ava had a pet goldfish, and she loved feeding it and watching it swim around in its bowl. After four months, she noticed that her fish hadn’t grown much, so she looked up information about caring for goldfish. She learned that unless she made changes, her goldfish would remain small. Look at the picture, and choose the correct words to finish the sentence.

Conditions that could affect animal growth include _________________.