Answer : Cucurbits are plants that have or bear both the male and female flowers on the same plant. Hence, they are said to be monoecious.

Why Cucurbita plant is called a monoecious plant?

Reason : In Cucrbita, both male and femle flowers are present on the same plant. ... When both male and female flowers are present on the same plant, it is called monoecious plant.

Why are papaya plants said to be dioecious?

The papaya plant is said to be dioecious because the male and female plants are separate from each other, i.e. different plants bear the male and female flowers.

Is Cucurbita monoecious plant?

Cucurbita is a monoecious plant.

How are cucurbit plants different?

how are cucurbita plants different from papaya plants with reference to the position of the flower they bear. ... The male plant bears male flower and female plant bears female flower. Cucurbita is monoecious which means both male and female flowers are present in same plant.

Difference between Bisexual, Monoecious and Dioecious

15 related questions found

What are monoecious plants?

Monecious plants have both male and female flowers rather that perfect flowers. Corn (maize) is a good example of a monecious plant species. It has two types of flowers that develop at different parts of the plant. The male flower forms at the top of the plant and is called the tassle.

How does a cucurbit plant differs from papaya plant?

Cucurbits are monoecious which means that both male and female flowers are found on the same plant. Papaya is dioecious which means that male and female reproductive parts (flowers) are found on different plants.

Which is incorrect about monoecious plants?

Monoecy is characterized by pistillate (female) and staminate (male) flowers on the same individual plant. ... In some flowering plants, both female and male flowers may be present on the same individual plant (monoecious) or on separate plants (dioecious). Therefore, statement 2 is incorrect.

Why are date palm plants referred to as dioecious?

Date palm are unisexual where male and female flowers are borne on different plants. Therefore , they are referred to as diosecious.

Is Cucurbita unisexual?

Cucurbits are the plants belonging to family Cucurbitaceae. They include melon, pumpkin, squash, cucumber etc. They are unisexual i.e their flowers bear either male or female sex organs.

What plants are dioecious?

Dioecious describes a plant group that includes distinct male and female plants. Monoecious describes a single plant that bears both male and female flowers.

Which of the following plants is monoecious?

Pinus plant is monoecious i.e. both male and female cone are present in same plant but on different branches. Pinus, with over 100 species, is the largest genus of conifers and the most widespread genus of trees in the Northern Hemisphere.

Are marchantia monoecious or dioecious?

The liverwort Marchantia is strictly dioecious. Noll showed in 1907 that the spores consist of two classes, those which grow into male plants and those which grow into female plants. Both types of spores are produced in the same sporangium.

What is monoecious and dioecious?

Dioecious plants are either male or female. Each individual plant, when it produces reproductive structures, produces only male or female structures. Monoecious plants are both male and female. In gymnosperms, this means that the plant bears both male and female reproductive structures.

Which of the following is a perennial cucurbit?

Cucurbitaceae, the gourd family of flowering plants, belonging to the order Cucurbitales and containing 98 genera and about 975 species of food and ornamental plants. Members of the family are annual or perennial herbs native to temperate and tropical areas and include cucumbers, gourds, melons, squashes, and pumpkins.

Are date palms monoecious?

The date palm (Phoenix dactylifera L.) is dioecious with male flowers deficient in functional gynoecium and female flowers deficient in functional androecium borne on separate palms. The presence of male and female flowers on the same plant, a phenomenon known as monoecy, is unusual in male date palms.

Is pumpkin a dioecious plant?

Pumpkins are monoecious, having both male and female flowers, the latter distinguished by the small ovary at the base of the petals.

Is maize a dioecious plant?

Maize is a monoecious plant with staminate flowers borne in a tassel and pistillate flowers in ears.

Which plants are monoecious dioecious respectively?

Chara are monoecious organisms as both male and female reproductive structures are in the same organisms. Marchantia are dioecious as both male and female reproductive structures are in different individuals.

Can unisexual flowers be monoecious?

Monoecious species, with unisexual flowers on the same plant, may produce male and female flowers at different times. Dioecy, the condition of having unisexual flowers on different plants, necessarily results in outcrossing, and might thus be thought to have evolved for this purpose.

What is the condition in which the flowers are either staminate or pistillate?

Question : If male (staminate) and female (pistillate) flowers are present on the same plant/individual. This condition is called. If male (staminate) and female (pistillate) flowers are present on the same plant/individual, this condition is called monoecious.

Why are papaya and date palm plants said to be dioecious whereas Cucurbita and coconut palms monoecious in spite of all of them bearing unisexual flowers?

Papaya and date palm plants are said to be dioecious because male and female flowers are borne on separate plants, whereas cucurbits and coconut palms are monoecious because male and female flowers are borne on the same plant.

Why all Cucurbita plants bear fruits but only some papaya plants bear fruits?

The papaya trees are all of the same species Some trees bear bisexual flowers both male and female parts are present. But the flowers of other trees are unisexual; they bear only either male or female part. So the trees that bear only male flowers cannot produce fruit.

How do monoecious plants differ from dioecious plants?

Monoecious plants have male flowers and female flowers in separate structures on the same plant. "Mono" means one - and the term "monoecious" is literally "one house". ... Dioecious plants house the male and female flowers on different plants.